Since prescription drug ads present public health concerns, the companies are held to certain standards or else it could result in a liability lawsuit. When an unsafe product harms an individual, they may have a cause of action against the persons who designed, manufactured, sold or furnished that product (National Institute on Drug Abuse). These liability lawsuits are instilled to protect consumers from being harmed by powerful companies that produce harmful products. In most cases a plaintiff’s claim may fall under four different categories: negligence, breach of warranty, misrepresentation, and tort reform (National Institute on Drug Abuse). This shows the large amount of restrictions against prescription drug companies when advertising